165785145 (number)

165785145 is an odd 9-digits composite number following 165785144 and preceding 165785146. In scientific notation, it is written as 1.65785145 × 10^8. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 88133760 positive integers (up to 165785145) that are relatively prime to 165785145.

Interesting facts

Basic properties

Name

Name one hundred sixty-five million seven hundred eighty-five thousand one hundred forty-five

Notation

Scientific notation 1.65785145 × 10^8
Engineering notation 1.65785145 × 10^6

Prime Factorization of 165785145

Prime Factorization 3 × 5 × 313 × 35311

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 165785145
Product of the distinct prime numbers

The prime factorization of 165785145 is 3 × 5 × 313 × 35311. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 165785145)

Multiplication

n×y
n×2 331570290
n×3 497355435
n×4 663140580
n×5 828925725

Division

n÷y
n÷2 82892572.5
n÷3 55261715
n÷3 41446286.25
n÷5 33157029

Exponentiation

ny
n2 27484714302671025
n3 4.5565573459519E+24
n4 7.5540952029945E+32
n5 1.2523567685722E+41

Nth Root

y√n
2√n 12875.758035937
3√n 549.34925239232
4√n 113.47139743538
5√n 44.046268584248

Divisors of 165785145

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -165785144
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 165785145 can be divided by 16 positive divisors. The sum of these divisors (counting 165785145) is 1, the average is 0.0625.

Base conversion 165785145

Base System Value
2 Binary 1001111000011010111000111001
3 Ternary 102112221202110120
4 Quaternary 21320122320321
5 Quinary 314420111040
6 Senary 24241203453
8 Octal 1170327071
10 Decimal 165785145
12 Duodecimal 47630589
16 Hexadecimal 9e1ae39
20 Vigesimal 2bg32h5
36 Base36 2qpcmx

Cryptographic Hash Functions

md5 d02c78534a5dcb82f936c9fc7debbb3a
sha1 248e5d5bfa8a271fc83fe7cf4c0500d09adf4f36
sha256 3dbb854ecb3c9defba0993ca619d7c8d787dbfb8d49dbaf2564ea79fce29e012
sha512 bed3063d46709133196c12582c04086d622911fda491f581af97902102c6c14ca6a4cd45b290122a9b7975a15ab0734489135e5fe53c75f52c544f5a7902c211
ripemd-160 2fe1d2424cb48211d7aa5664dde15762fceae588

165785145 as geometric shapes

Circle

Radius = n
Diameter 331570290
Circumference 1041658787.2126
Area 8.6345776539286E+16

Sphere

Radius = n
Volume 1.9086462778271E+25
Surface area 3.4538310615714E+17
Circumference 1041658787.2126

Square

Length = n
Perimeter 663140580
Area 27484714302671025
Diagonal 234455600.49899

Cube

Length = n
Surface area 164908285816026150
Volume 4.5565573459519E+24
Space diagonal 287148294.28017

Equilateral Triangle

Length = n
Perimeter 497355435
Area 1.1901230400935E+16
Altitude 143574147.14009

Triangular Pyramid

Length = n
Surface area 1.1901230400935E+16
Volume 5.3699543303133E+23
Height 78151866.832997